Finding the Fourth Proportional to 34,915.59, 48,061.82 and 30,431.56

Step by Step Solution

1. Step 1: Write the proportion equation
   34,915.59 : 48,061.82 = 30,431.56 : x
2. Step 2: Convert to fraction form
   34,915.59/48,061.82 = 30,431.56/x
3. Step 3: Cross multiply
   34,915.59x = 48,061.82 × 30,431.56
4. Step 4: Simplify right side
   34,915.59x = 1,462,596,159.04
5. Step 5: Solve for x
   x = 1,462,596,159.04/34,915.59
6. Step 6: Final answer
   x = 41,889.49